#2148A0#2148A0

#2148A0 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.9% C 0.150 H 263.4°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#2148A0
RGB	rgb(33, 72, 160)
HSL	hsl(222, 66%, 38%)
HSV	hsv(222, 79%, 63%)
CMYK	cmyk(79.4%, 55%, 0%, 37.3%)
CIE-LAB	lab(32.91, 19.49, -51.64)
CIE-LCH	lch(32.91, 55.19, 290.67°)
OKLab	oklab(42.85% -0.0172 -0.1489)
OKLCH	oklch(42.85% 0.15 263.4)
XYZ	xyz(9.2875, 7.4951, 34.2081)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2148A0 #A07921

analogous

#2187A0 #2148A0 #3A21A0

triadic

#2148A0 #A02148 #48A021

tetradic

#2148A0 #A02187 #A07921 #21A03A

square

#2148A0 #A02187 #A07921 #21A03A

split-complementary

#2148A0 #A03A21 #87A021

monochromatic

#0C1A3B #17316D #2148A0 #2B5FD3 #5E85DE

Accessibility & contrast

On white

8.40

#2148A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2148A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2148A0

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2148A0	#FFFFFF	#000000	##FFFFFF
##2148A0	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A3

Deuteranopia (green-blind)

#00489E

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2148a0;
/* rgb */ color: rgb(33, 72, 160);
/* oklch */ color: oklch(42.9% 0.150 263.4);

Tailwind

colors: {
  custom: {
    50: '#717abd',
    500: '#2148a0',
    950: '#000000',
  },
}

SCSS

$custom: #2148a0;
$custom-light: #717abd;
$custom-dark: #000000;

JSON

{
  "hex": "#2148a0",
  "rgb": {
    "r": 33,
    "g": 72,
    "b": 160
  },
  "hsl": {
    "h": 221.575,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.42851,
    "c": 0.1499,
    "h": 263.4
  },
  "luminance": 0.07496
}

Semantic roles & 50–950 ramp

primary

#2148A0

secondary

#C2A25B

accent

#B53FE9

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2148A0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →